resourcet 1.2.4 → 1.2.4.1

raw patch · 3 files changed

+20/−2 lines, 3 filesPVP ok

version bump matches the API change (PVP)

API changes (from Hackage documentation)

Files

• ChangeLog.md +8/−0
• Control/Monad/Trans/Resource.hs +8/−0
• resourcet.cabal +4/−2

@@ -1,5 +1,13 @@ # ChangeLog for resourcet +## 1.2.4.1++* Document risk of using `forkIO` within a `ResourceT` [#441](https://github.com/snoyberg/conduit/pull/441)++## 1.2.4++* Add `allocate_` [#437](https://github.com/snoyberg/conduit/pull/437)+ ## 1.2.3  * Support `unliftio-core` 0.2.0.0

@@ -265,6 +265,14 @@ -- -- This is defined as @resourceForkWith forkIO@. --+-- Note: Using regular 'forkIO' inside of a 'ResourceT' is inherently unsafe,+-- since the forked thread may try access the resources of the parent after they are cleaned up.+-- When you use 'resourceForkIO' or 'resourceForkWith', 'ResourceT' is made aware of the new thread, and will only cleanup resources when all threads finish.+-- Other concurrency mechanisms, like 'concurrently' or 'race', are safe to use.+--+-- If you encounter 'InvalidAccess' exceptions ("The mutable state is being accessed after cleanup"),+-- use of 'forkIO' is a possible culprit.+-- -- @since 0.3.0 resourceForkIO :: MonadUnliftIO m => ResourceT m () -> ResourceT m ThreadId resourceForkIO = resourceForkWith forkIO

@@ -1,5 +1,5 @@ Name:                resourcet-Version:             1.2.4+Version:             1.2.4.1 Synopsis:            Deterministic allocation and freeing of scarce resources. description:         Hackage documentation generation is not reliable. For up to date documentation, please see: <http://www.stackage.org/package/resourcet>. License:             BSD3@@ -8,11 +8,12 @@ Maintainer:          michael@snoyman.com Category:            Data, Conduit Build-type:          Simple-Cabal-version:       >=1.8+Cabal-version:       >=1.10 Homepage:            http://github.com/snoyberg/conduit extra-source-files:  ChangeLog.md, README.md  Library+  default-language:    Haskell2010   Exposed-modules:     Control.Monad.Trans.Resource                        Control.Monad.Trans.Resource.Internal                        Data.Acquire@@ -28,6 +29,7 @@   ghc-options:     -Wall  test-suite test+    default-language:    Haskell2010     hs-source-dirs: test     main-is: main.hs     type: exitcode-stdio-1.0